release.hs: fix broken 'check'

Author: borsboom

.gitignore

@@ -30,3 +30,4 @@ tags
 .hspec-failures
 better-cache/
 /subs/*/*.cabal
+stack*.yaml.lock

etc/scripts/release.hs

@@ -198,7 +198,7 @@ rules global@Global{..} args = do
             () <- cmd0 "install" gBuildArgs $ concat $ concat
                 [["--pedantic --no-haddock-deps --flag stack:integration-tests"]
                 ,[" --haddock" | gTestHaddocks]
-                ,["stack"]]
+                ,[" stack"]]
             let cmd' c = cmd (AddPath [tmpDir] []) stackProgName (stackArgs global) c
             () <- cmd' "test" gBuildArgs "--pedantic --flag stack:integration-tests --exec stack-integration-test stack"
             return ()